Roy Clark 🎸 . Clark was an important and influential figure in country music, both as a performer and in helping to popularize the genre. He was skilled in the traditions of many genres, including classical guitar, country music, Latin music, bluegrass, and pop. He had hit songs as a pop vocalist (e.g., “Yesterday, When I Was Young” and “Thank God and Greyhound”), and his instrumental skill had an enormous effect on generations of bluegrass and country musicians. He became a member of the Grand